1 files changed, 79 insertions, 0 deletions
diff --git a/src/libs/zbxdbhigh/item.c b/src/libs/zbxdbhigh/item.c
new file mode 100644
index 00000000000..7a0ec8b2f46
--- /dev/null
+++ b/src/libs/zbxdbhigh/item.c
@@ -0,0 +1,79 @@
+/*
+** Zabbix
+** Copyright (C) 2001-2019 Zabbix SIA
+**
+** This program is free software; you can redistribute it and/or modify
+** it under the terms of the GNU General Public License as published by
+** the Free Software Foundation; either version 2 of the License, or
+** (at your option) any later version.
+**
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+** GNU General Public License for more details.
+**
+** You should have received a copy of the GNU General Public License
+** along with this program; if not, write to the Free Software
+** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+**/
+
+#include "common.h"
+
+#include "db.h"
+
+/******************************************************************************
+ *                                                                            *
+ * Function: zbx_db_save_item_changes                                         *
+ *                                                                            *
+ * Purpose: save item state, error, mtime, lastlogsize changes to             *
+ *          database                                                          *
+ *                                                                            *
+ ******************************************************************************/
+void	zbx_db_save_item_changes(char **sql, size_t *sql_alloc, size_t *sql_offset, const zbx_vector_ptr_t *item_diff)
+{
+	int			i;
+	const zbx_item_diff_t	*diff;
+	char			*value_esc;
+
+	for (i = 0; i < item_diff->values_num; i++)
+	{
+		char	delim = ' ';
+
+		diff = (const zbx_item_diff_t *)item_diff->values[i];
+
+		if (0 == (ZBX_FLAGS_ITEM_DIFF_UPDATE_DB & diff->flags))
+			continue;
+
+		zbx_strcpy_alloc(sql, sql_alloc, sql_offset, "update items set");
+
+		if (0 != (ZBX_FLAGS_ITEM_DIFF_UPDATE_LASTLOGSIZE & diff->flags))
+		{
+			zbx_snprintf_alloc(sql, sql_alloc, sql_offset, "%clastlogsize=" ZBX_FS_UI64, delim,
+					diff->lastlogsize);
+			delim = ',';
+		}
+
+		if (0 != (ZBX_FLAGS_ITEM_DIFF_UPDATE_MTIME & diff->flags))
+		{
+			zbx_snprintf_alloc(sql, sql_alloc, sql_offset, "%cmtime=%d", delim, diff->mtime);
+			delim = ',';
+		}
+
+		if (0 != (ZBX_FLAGS_ITEM_DIFF_UPDATE_STATE & diff->flags))
+		{
+			zbx_snprintf_alloc(sql, sql_alloc, sql_offset, "%cstate=%d", delim, (int)diff->state);
+			delim = ',';
+		}
+
+		if (0 != (ZBX_FLAGS_ITEM_DIFF_UPDATE_ERROR & diff->flags))
+		{
+			value_esc = DBdyn_escape_field("items", "error", diff->error);
+			zbx_snprintf_alloc(sql, sql_alloc, sql_offset, "%cerror='%s'", delim, value_esc);
+			zbx_free(value_esc);
+		}
+
+		zbx_snprintf_alloc(sql, sql_alloc, sql_offset, " where itemid=" ZBX_FS_UI64 ";\n", diff->itemid);
+
+		DBexecute_overflowed_sql(sql, sql_alloc, sql_offset);
+	}
+}